# How do you find the period, amplitude and sketch #y=1/100sin120pit#?

##### 1 Answer

May 26, 2018

The period is

#### Explanation:

We need

The period of a periodic function is

Here,

Therefore,

where the period is

So,

Then,

As

Therefore,

The amplitude is

See the graph below

graph{1/100sin(120pix) [-0.0374, 0.04145, -0.02057, 0.01883]}